Home / 290,962.13-401,467.54-170,080.03

Finding the Fourth Proportional to 290,962.13, 401,467.54 and 170,080.03

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Solution

The fourth proportional to 290,962.13, 401,467.54 and 170,080.03 is: 234,675.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,962.13 : 401,467.54 = 170,080.03 : x
  2. Step 2: Convert to fraction form
    290,962.13/401,467.54 = 170,080.03/x
  3. Step 3: Cross multiply
    290,962.13x = 401,467.54 × 170,080.03
  4. Step 4: Simplify right side
    290,962.13x = 68,281,611,247.23
  5. Step 5: Solve for x
    x = 68,281,611,247.23/290,962.13
  6. Step 6: Final answer
    x = 234,675.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.